/* =========================================================
   Promova — design tokens v5 ("Vault" theme)
   Deep near-black + grid backdrop, electric blue → violet
   gradient accent, glow buttons, pill badges, rounded bold
   display type. Matches reference: dark fintech/crypto-tool UI.
   ========================================================= */

:root{
  --bg:        #060810;
  --bg-elevated: #0A0D18;
  --surface:   #0D111E;
  --surface-2: #121729;
  --border:    #1E2540;
  --border-soft: #161B30;
  --ink:       #F5F7FF;
  --ink-dim:   #8891B0;
  --ink-faint: #565F82;

  --primary:      #7C5CFA;
  --primary-2:    #5B3DE0;
  --primary-soft: rgba(124,92,250,0.14);
  --primary-glow: rgba(124,92,250,0.45);

  --success:      #33D48E;
  --success-soft: rgba(51,212,142,0.12);
  --warning:      #F6B65C;
  --warning-soft: rgba(246,182,92,0.12);
  --info:         #4FD1E8;
  --info-soft:    rgba(79,209,232,0.12);
  --danger:       #F0637A;
  --danger-soft:  rgba(240,99,122,0.10);
  --gold:         #E8B94E;

  --font-ui: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Baloo 2', 'Sora', var(--font-ui);
  --font-mono: 'Space Mono', 'Roboto Mono', monospace;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 22px;
  --radius-pill: 999px;

  --shadow-card: 0 1px 0 rgba(255,255,255,0.03) inset, 0 12px 28px -16px rgba(0,0,0,0.7);
  --shadow-pop: 0 24px 48px -20px rgba(0,0,0,0.75), 0 0 0 1px rgba(255,255,255,0.04) inset;
  --shadow-glow: 0 10px 32px -6px var(--primary-glow);
  --ease: cubic-bezier(.22,.61,.36,1);
}

*{ box-sizing: border-box; }
html{ -webkit-text-size-adjust: 100%; }

body{
  margin:0;
  background: var(--bg);
  background-image:
    linear-gradient(rgba(124,92,250,0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,92,250,0.055) 1px, transparent 1px),
    radial-gradient(900px 500px at 50% -10%, rgba(124,92,250,0.16), transparent 60%);
  background-size: 34px 34px, 34px 34px, 100% 100%;
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--font-ui);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

a{ color: inherit; text-decoration: none; }
button{ font-family: inherit; }
input, textarea{ font-family: inherit; }

:focus-visible{
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}

.mono{ font-family: var(--font-mono); font-variant-numeric: tabular-nums; }

/* ---------- app shell: sidebar + main ---------- */
.app-shell{ display:flex; min-height: 100vh; }

.sidebar{
  width: 260px; flex-shrink:0;
  background: linear-gradient(180deg, var(--bg-elevated), var(--bg));
  border-right: 1px solid var(--border-soft);
  padding: 22px 18px;
  position: sticky; top:0; height:100vh; overflow-y:auto;
  display:flex; flex-direction:column;
}
.sidebar-brand{
  display:flex; align-items:center; gap:11px;
  padding: 8px 10px 26px;
  font-family: var(--font-display);
  font-size: 21px; font-weight:700; letter-spacing:-0.01em;
  color: var(--ink);
}
.sidebar-brand-mark{
  width: 36px; height:36px; border-radius: 11px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  display:flex; align-items:center; justify-content:center;
  color:#fff; font-family: var(--font-display); font-size:17px; font-weight:700; flex-shrink:0;
  box-shadow: 0 6px 18px -2px var(--primary-glow);
}

.side-label{
  font-size: 10.5px; font-weight:700; color: var(--ink-faint);
  text-transform: uppercase; letter-spacing: .12em;
  padding: 18px 12px 8px;
  font-family: var(--font-mono);
}
.side-nav{ display:flex; flex-direction:column; gap: 3px; }
.side-link{
  display:flex; align-items:center; gap:12px;
  padding: 10px 12px; border-radius: 12px;
  font-size: 14px; font-weight:600; color: var(--ink-dim);
  transition: background .18s var(--ease), color .18s var(--ease);
}
.side-link svg{ flex-shrink:0; opacity:0.8; }
.side-link:hover{ background: var(--surface-2); color: var(--ink); }
.side-link.active{
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  box-shadow: var(--shadow-glow);
}
.side-link.active svg{ opacity:1; }

.sidebar-footer{
  margin-top:auto; padding: 14px 12px; border-radius: var(--radius-md);
  background: var(--surface);
  border: 1px solid var(--border-soft);
  display:flex; align-items:center; gap:10px;
  min-width:0;
}
.sidebar-footer img{ width:36px; height:36px; border-radius:50%; object-fit:cover; flex-shrink:0; }
.sidebar-footer > div{ min-width:0; overflow:hidden; }
.sidebar-footer .name{ font-size: 13px; font-weight:700; color: var(--ink); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.sidebar-footer .role{ font-size: 11.5px; color: var(--ink-dim); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }

.main-col{ flex:1; min-width:0; display:flex; flex-direction:column; }

/* ---------- topbar ---------- */
.topbar{
  height: 68px; flex-shrink:0;
  background: rgba(6,8,16,0.75);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-soft);
  display:flex; align-items:center; justify-content:space-between;
  padding: 0 28px;
  position: sticky; top:0; z-index: 30;
}
.topbar-title{ font-family: var(--font-display); font-size: 15px; font-weight:600; color: var(--ink-dim); }
.topbar-right{ display:flex; align-items:center; gap:14px; }

.coin-chip{
  display:flex; align-items:center; gap:8px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 7px 14px 7px 9px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono); font-size: 13px; font-weight:700;
  color: var(--primary);
}
.coin-dot{
  width:16px; height:16px; border-radius:50%;
  background: radial-gradient(circle at 32% 28%, #D6C9FF, var(--primary) 65%, #3B2494);
  flex-shrink:0;
  box-shadow: 0 0 10px rgba(124,92,250,0.6);
}

.avatar{
  width: 38px; height:38px; border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--surface);
  box-shadow: 0 0 0 1.5px var(--border);
  background: var(--surface);
}

.hamburger{
  display:none;
  width: 40px; height:40px; border-radius: 10px;
  border:1px solid var(--border); background: var(--surface);
  align-items:center; justify-content:center;
  color: var(--ink);
}

.container{ width:100%; max-width: 1180px; margin: 0 auto; padding: 0 28px; }

/* ---------- status pill (like "Public" / "Done" chips) ---------- */
.status-pill{
  display:inline-flex; align-items:center; gap:5px;
  padding: 5px 12px;
  border-radius: var(--radius-pill);
  font-size: 12.5px; font-weight:700;
  background: var(--success-soft);
  color: var(--success);
  border: 1px solid rgba(51,212,142,0.22);
  white-space: nowrap;
}
.status-pill.pending{ background: var(--warning-soft); color: var(--warning); border-color: rgba(246,182,92,0.22); }
.status-pill.muted{ background: var(--surface-2); color: var(--ink-dim); border-color: var(--border); }

/* ---------- pill badge (like "MAINNET" / "Litecoin Wallet Suite") ---------- */
.badge-pill{
  display:inline-flex; align-items:center; gap:8px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  color: var(--primary);
  padding: 9px 18px;
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: 12.5px; font-weight:700;
  letter-spacing: .04em;
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-size: 14px; font-weight:700;
  font-family: var(--font-display);
  border: 1px solid transparent;
  cursor:pointer;
  transition: transform .15s var(--ease), background .18s var(--ease), box-shadow .2s var(--ease), opacity .15s var(--ease);
  white-space: nowrap;
}
.btn:active{ transform: scale(0.97); }
.btn:disabled{ opacity:0.6; cursor:default; pointer-events:none; }
.btn-primary{
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover{ box-shadow: 0 14px 36px -6px var(--primary-glow); transform: translateY(-1px); }
.btn-secondary{
  background: var(--surface-2); color: var(--ink); border-color: var(--border);
}
.btn-secondary:hover{ background: #171D34; border-color: #29335A; }
.btn-ghost{ background:transparent; color: var(--ink-dim); }
.btn-ghost:hover{ color: var(--ink); background: var(--surface); }
.btn-block{ width:100%; }
.btn-sm{ padding: 8px 14px; font-size: 13px; border-radius:10px; }
.btn-danger{ background: var(--danger-soft); color: var(--danger); }

/* ---------- cards ---------- */
.card{
  background: linear-gradient(180deg, var(--surface), var(--bg-elevated));
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
}
.card-pad{ padding: 28px; }

/* ---------- auth pages ---------- */
.auth-shell{
  min-height:100vh; display:grid; grid-template-columns: 1.05fr 1fr;
  background: var(--bg);
}
.auth-visual{
  position:relative; overflow:hidden;
  background: linear-gradient(160deg, #0A0D1C 0%, #10142B 45%, #141A38 100%);
  padding: 56px;
  display:flex; flex-direction:column; justify-content:space-between;
  color: #fff;
}
.auth-visual::before{
  content:'';
  position:absolute; inset:0;
  background:
    linear-gradient(rgba(124,92,250,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,92,250,0.06) 1px, transparent 1px),
    radial-gradient(circle at 15% 15%, rgba(124,92,250,0.30), transparent 42%),
    radial-gradient(circle at 85% 85%, rgba(139,124,246,0.18), transparent 45%);
  background-size: 34px 34px, 34px 34px, 100% 100%, 100% 100%;
  pointer-events:none;
}
.auth-stats{
  position:relative; display:grid; grid-template-columns: 1fr 1fr; gap:16px;
}
.auth-stat-card{
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-md);
  padding: 18px;
}
.auth-stat-card .n{ font-family: var(--font-display); font-size: 26px; font-weight:700; }
.auth-stat-card .l{ font-size: 12.5px; opacity:0.72; margin-top:4px; }

.auth-copy{ position:relative; }
.auth-copy h2{ font-family: var(--font-display); font-size: 33px; font-weight:700; line-height:1.2; margin:0 0 12px; }
.auth-copy p{ font-size: 14.5px; opacity:0.78; max-width: 380px; line-height:1.6; margin:0; }

.auth-form-wrap{
  display:flex; align-items:center; justify-content:center;
  padding: 40px 24px;
  background: var(--bg);
}
.auth-form{ width:100%; max-width: 390px; }
.auth-form h1{
  font-family: var(--font-display); font-weight:700; font-size: 28px;
  margin: 0 0 6px; color: var(--ink);
}
.auth-form .sub{ color: var(--ink-dim); font-size: 14px; margin: 0 0 30px; }

.field{ margin-bottom: 18px; }
.field label{
  display:block; font-size: 13px; font-weight:700; color: var(--ink);
  margin-bottom: 7px;
}
.field input{
  width:100%;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 14px;
  color: var(--ink);
  font-size: 14px;
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.field input::placeholder{ color: var(--ink-faint); }
.field input:focus{
  border-color: var(--primary);
  outline:none;
  box-shadow: 0 0 0 3px var(--primary-soft);
}
.field-error{ color: var(--danger); font-size: 12.5px; margin-top:6px; }

.form-flag{
  background: var(--danger-soft); border: 1px solid rgba(240,99,122,0.25);
  color: #FF9FAF; padding: 11px 14px; border-radius: 12px; font-size: 13.5px;
  margin-bottom: 20px;
}
.form-flag.ok{
  background: var(--success-soft); border-color: rgba(51,212,142,0.25); color: #6FEBB0;
}

.auth-switch{ margin-top: 22px; text-align:center; font-size: 13.5px; color: var(--ink-dim); }
.auth-switch a{ color: var(--primary); font-weight:700; }

/* ---------- dashboard ---------- */
.page-head{
  display:flex; align-items:flex-end; justify-content:space-between; gap: 20px;
  margin: 28px 0 26px; flex-wrap:wrap;
}
.page-head h1{
  font-family: var(--font-display);
  font-size: 26px; font-weight:700; margin:0 0 4px; color: var(--ink);
}
.page-head p{ color: var(--ink-dim); margin:0; font-size: 14px; }

.grid-dash{ display:grid; grid-template-columns: repeat(12, 1fr); gap: 20px; }

.stat-card{
  grid-column: span 3; padding: 22px;
  transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease);
}
.stat-card:hover{ transform: translateY(-3px); box-shadow: var(--shadow-pop); border-color: var(--border); }
.stat-icon{
  width: 46px; height:46px; border-radius: 13px;
  display:flex; align-items:center; justify-content:center;
  margin-bottom: 16px;
}
.stat-icon.purple{ background: var(--primary-soft); color: var(--primary); }
.stat-icon.orange{ background: var(--warning-soft); color: var(--warning); }
.stat-icon.green{ background: var(--success-soft); color: var(--success); }
.stat-icon.blue{ background: var(--info-soft); color: var(--info); }
.stat-card .v{ font-family: var(--font-display); font-size: 27px; font-weight:700; color: var(--ink); line-height:1.2; }
.stat-card .k{ font-size: 13px; color: var(--ink-dim); margin-top: 3px; }
.stat-card .trend{ font-size: 12px; font-weight:700; margin-top:10px; display:flex; align-items:center; gap:4px; }
.stat-card .trend.up{ color: var(--success); }
.stat-card .trend.down{ color: var(--danger); }

.balance-card{
  grid-column: span 12; padding: 32px;
  background: linear-gradient(120deg, #0B0F22 0%, #12163A 55%, #171B4A 100%);
  border: 1px solid rgba(124,92,250,0.25);
  color: #fff; position:relative; overflow:hidden;
  display:flex; align-items:center; justify-content:space-between; flex-wrap:wrap; gap:24px;
}
.balance-card::before{
  content:''; position:absolute; top:-30%; right:-8%; width:280px; height:280px; border-radius:50%;
  background: radial-gradient(circle, rgba(124,92,250,0.35), transparent 70%); pointer-events:none;
}
.balance-card::after{
  content:''; position:absolute; bottom:-40%; right:18%; width:180px; height:180px; border-radius:50%;
  background: radial-gradient(circle, rgba(139,124,246,0.20), transparent 70%); pointer-events:none;
}
.balance-left{ position:relative; }
.balance-label{ font-size: 13px; opacity:0.75; font-weight:600; display:flex; align-items:center; gap:8px; }
.balance-number{
  font-family: var(--font-display);
  font-size: 48px; font-weight:700; margin: 8px 0 4px; line-height:1;
  display:flex; align-items:baseline; gap:10px;
  background: linear-gradient(135deg, #fff, #C9D8FF);
  -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent;
}
.balance-number .unit{ font-size: 16px; font-weight:600; opacity:0.7; -webkit-text-fill-color: rgba(255,255,255,0.7); }
.balance-delta{ font-size: 12.5px; opacity:0.75; }
.balance-actions{ position:relative; display:flex; gap:10px; flex-wrap:wrap; }
.balance-actions .btn-primary{ background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: #fff; box-shadow: var(--shadow-glow); }
.balance-actions .btn-primary:hover{ box-shadow: 0 14px 36px -6px var(--primary-glow); }
.balance-actions .btn-secondary{ background: rgba(255,255,255,0.08); color: #fff; border:1px solid rgba(255,255,255,0.16); }
.balance-actions .btn-secondary:hover{ background: rgba(255,255,255,0.14); }

.section-title{
  font-family: var(--font-display);
  font-size: 19px; font-weight:700; color: var(--ink);
  margin: 6px 0 16px; display:flex; align-items:center; justify-content:space-between;
}
.section-title a{ font-size: 13px; color: var(--primary); font-weight:700; }

.ledger-card{ grid-column: span 12; padding: 4px 0; }
.ledger-row{
  display:flex; align-items:center; justify-content:space-between;
  padding: 16px 24px;
  border-bottom: 1px solid var(--border-soft);
  font-size: 14px;
  gap: 12px;
}
.ledger-row:last-child{ border-bottom:none; }
.ledger-left{ display:flex; align-items:center; gap:14px; min-width:0; }
.ledger-left > div{ min-width:0; overflow:hidden; }
.ledger-icon{
  width:38px; height:38px; border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0; font-size:15px; font-weight:700;
}
.ledger-icon.purple{ background: var(--primary-soft); color: var(--primary); }
.ledger-icon.green{ background: var(--success-soft); color: var(--success); }
.ledger-icon.orange{ background: var(--warning-soft); color: var(--warning); }
.ledger-icon.blue{ background: var(--info-soft); color: var(--info); }
.ledger-reason{ font-weight:700; color: var(--ink); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.ledger-time{ color: var(--ink-faint); font-size: 12.5px; margin-top:2px; }
.ledger-amt{ font-family: var(--font-mono); font-weight:700; flex-shrink:0; }
.ledger-amt.pos{ color: var(--success); }
.ledger-amt.neg{ color: var(--danger); }

/* ---------- search ---------- */
.search-bar-wrap{ margin: 28px 0 24px; }
.search-bar{
  display:flex; align-items:center; gap: 12px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 16px; padding: 6px 6px 6px 18px;
  box-shadow: var(--shadow-card);
  transition: border-color .18s var(--ease), box-shadow .18s var(--ease);
}
.search-bar:focus-within{ border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-soft); }
.search-bar svg{ flex-shrink:0; color: var(--ink-faint); }
.search-bar input{
  flex:1; background:transparent; border:none; outline:none;
  color: var(--ink); font-size: 15px; padding: 12px 0;
}
.search-bar input::placeholder{ color: var(--ink-faint); }

.result-grid{ display:grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.result-card{ padding: 22px 18px; text-align:center; transition: transform .2s var(--ease), box-shadow .2s var(--ease), border-color .2s var(--ease); }
.result-card:hover{ transform: translateY(-3px); box-shadow: var(--shadow-pop); border-color: var(--border); }
.result-avatar{
  width: 66px; height:66px; border-radius:50%; object-fit:cover;
  margin: 0 auto 12px; border: 3px solid var(--surface-2);
  box-shadow: 0 0 0 1px var(--border);
}
.result-name{ font-weight:700; font-size: 14.5px; color: var(--ink); overflow:hidden; text-overflow:ellipsis; white-space:nowrap; max-width:100%; }
.result-handle{ font-family: var(--font-mono); font-size: 12px; color: var(--ink-dim); margin-top:2px; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; max-width:100%; }
.result-stats{ display:flex; justify-content:center; gap:16px; margin-top:14px; font-size:12px; color: var(--ink-dim); }
.result-stats b{ color: var(--ink); font-family: var(--font-mono); display:block; font-size:13.5px; }

/* ---------- profile page ---------- */
.profile-head{ display:flex; gap: 24px; padding: 28px; align-items:center; flex-wrap:wrap; }
.profile-avatar{
  width: 92px; height:92px; border-radius:50%; object-fit:cover;
  border: 4px solid var(--surface-2);
  box-shadow: 0 0 0 1px var(--border);
}
.profile-name{ font-family: var(--font-display); font-size: 23px; font-weight:700; color: var(--ink); overflow-wrap: break-word; word-break: break-word; }
.profile-handle{ font-family: var(--font-mono); color: var(--primary); font-size: 13.5px; margin-top:3px; overflow-wrap: break-word; word-break: break-word; }
.profile-bio{ color: var(--ink-dim); font-size: 14px; margin-top: 10px; max-width: 480px; }
.profile-stats{ display:flex; gap: 0; margin-top: 14px; }
.profile-stats div{
  font-size: 12.5px; color: var(--ink-dim);
  padding: 0 20px; text-align:center;
  border-right: 1px solid var(--border-soft);
}
.profile-stats div:first-child{ padding-left:0; }
.profile-stats div:last-child{ border-right:none; }
.profile-stats b{ display:block; font-family: var(--font-display); font-size: 19px; font-weight:700; color: var(--ink); }
.profile-actions{ margin-left:auto; display:flex; gap:10px; }

.post-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 6px; border-radius: var(--radius-lg); overflow:hidden; }
.post-tile{ aspect-ratio: 1; position:relative; overflow:hidden; background: var(--surface); }
.post-tile img{ width:100%; height:100%; object-fit:cover; transition: transform .3s var(--ease); }
.post-tile:hover img{ transform: scale(1.05); }
.post-overlay{
  position:absolute; inset:0; background: rgba(8,10,20,0.85);
  opacity:0; transition: opacity .2s var(--ease);
  display:flex; align-items:center; justify-content:center; gap: 18px;
  font-size: 13px; color:#fff; font-weight:700;
}
.post-tile:hover .post-overlay{ opacity:1; }

.empty-state{ text-align:center; padding: 56px 24px; color: var(--ink-dim); }
.empty-state .glyph{
  width:56px; height:56px; border-radius:16px; background: var(--primary-soft); color: var(--primary);
  display:flex; align-items:center; justify-content:center; font-size:24px; margin: 0 auto 16px;
}
.empty-state h3{ color: var(--ink); font-size:17px; margin:0 0 6px; font-weight:700; font-family: var(--font-display); }
.empty-state p{ font-size: 13.5px; max-width: 320px; margin: 0 auto; }

/* ---------- callout / warning box (matches ref: left accent bar) ---------- */
.callout{
  display:flex; gap:12px;
  background: var(--danger-soft);
  border: 1px solid rgba(240,99,122,0.25);
  border-left: 3px solid var(--danger);
  border-radius: var(--radius-md);
  padding: 16px 18px;
  color: #FF9FAF;
  font-size: 13.5px;
  line-height:1.55;
}
.callout svg{ flex-shrink:0; margin-top:1px; }
.callout.info{
  background: var(--info-soft); border-color: rgba(79,209,232,0.25); border-left-color: var(--info); color: #B6EFF7;
}
.callout.warning{
  background: var(--warning-soft); border-color: rgba(246,182,92,0.25); border-left-color: var(--warning); color: #FBDCA8;
}

footer.site-footer{
  border-top: 1px solid var(--border-soft);
  padding: 22px 28px; text-align:center; color: var(--ink-faint); font-size: 12.5px;
}

/* ---------- mobile bottom nav ---------- */
.bottom-nav{
  display:none;
  position: fixed; bottom:0; left:0; right:0; z-index:50;
  background: rgba(10,13,24,0.92); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-soft);
  padding: 8px 12px calc(8px + env(safe-area-inset-bottom));
  justify-content: space-around;
  box-shadow: 0 -12px 30px rgba(0,0,0,0.4);
}
.bottom-nav a{
  display:flex; flex-direction:column; align-items:center; gap:4px;
  font-size: 10.5px; color: var(--ink-faint); padding: 4px 10px; font-weight:600;
}
.bottom-nav a.active{ color: var(--primary); }

/* ---------- follow button state (ajax) ---------- */
.btn-follow{ position:relative; min-width: 96px; }
.btn-follow .btn-spinner{
  width:14px; height:14px; border-radius:50%;
  border: 2px solid rgba(255,255,255,0.35); border-top-color:#fff;
  animation: spin .7s linear infinite;
  display:none;
}
.btn-follow.loading .btn-spinner{ display:inline-block; }
.btn-follow.loading .btn-label{ opacity:0.6; }
@keyframes spin{ to{ transform: rotate(360deg); } }

/* ---------- responsive ---------- */
@media (max-width: 1080px){
  .sidebar{ display:none; }
  .stat-card{ grid-column: span 6; }
}

@media (max-width: 980px){
  .auth-shell{ grid-template-columns: 1fr; }
  .auth-visual{ display:none; }
}

@media (max-width: 720px){
  .container{ padding: 0 16px; }
  .topbar{ padding: 0 16px; }
  .hamburger{ display:flex; }
  .page-head{ margin: 22px 0 18px; }
  .page-head h1{ font-size: 22px; }
  .balance-card{ flex-direction:column; align-items:flex-start; padding:24px; }
  .balance-number{ font-size: 36px; }
  .stat-card{ grid-column: span 12; }
  .grid-dash{ gap: 14px; }
  .post-grid{ gap:3px; }
  .profile-head{ padding: 22px; text-align:center; justify-content:center; }
  .profile-actions{ margin-left:0; width:100%; justify-content:center; }
  .profile-stats{ justify-content:center; }
  body{ padding-bottom: 68px; }
  .bottom-nav{ display:flex; }
  .card-pad{ padding: 20px; }
  .auth-form-wrap{ padding: 24px 16px; }
  .balance-actions{ width:100%; }
  .balance-actions .btn{ flex:1; }
}

@media (max-width: 420px){
  .result-grid{ grid-template-columns: repeat(auto-fill, minmax(150px,1fr)); }
  .balance-number{ font-size: 32px; }
}

/* SPA navigation transition */
.container.spa-loading{
  opacity: .55;
  filter: saturate(.7);
  transition: opacity .12s ease, filter .12s ease;
  pointer-events: none;
}